Triangle Sum Theorem

Front

Find x.

Hint Subtract 180-68-47

Back

Front

What is the missing angle?

Hint: Subtract 180-65-25 =

Back

90 degrees

Front

Back

Front

Two interior angles of a triangle measure 34 degrees and 38 degrees. What is the third interior angle of the triangle?

Hint: Subtract 180-34-38

Back

108 degrees

Front

Find the missing angle.v

Hint: Subtract 180-93-51 =

Back

36 degrees

Front

Find the missing angles.

Hint: Subtract 180-130-20 =

Back

30 degrees

Front

Find x.

Hint: Subtract 180-96-21 =

Back

63 degrees

Front

Find x.

Hint: Subtract 180-90-60 =

Back

30 degrees

Front

Find x.

Hint: Divide 180/3 =

Back

60 degrees

Front

Find h.

Hint: Subtract 148-56=

Back

92 degrees